.wrap{
  background-color: #fff;;
  font-size: 12px;
  color:#000;
}
.main{
  width:950px;
  margin:0 auto;
  .head{
    padding-top:12px;
    overflow: hidden;
    border-bottom: 1px solid #000;
    font-size: 12px;
    color:#000;
    a:hover{
      color:orangered;
    }
    .hd_left{
      float:left;
      a{
        line-height: 0;
      }
    }
    .hd_right{
      line-height: 30px;
      text-align: center;
      float: right;
      .hr_top{
        span{
          color:orangered;
          font-size: 18px;
        }
      }
    }
  }
  .nav{
    overflow: hidden;
    padding:15px 0;
    p{
      position: relative;
      display: block;
      float:left;
      width:316px;
      height:24px;
      background-color: #e2e2e2;
      text-align: center;
      line-height: 24px;
      font-size: 14px;
      font-weight: bold;
      em{
        display: inline-block;
        position: absolute;
        right:-18px;
        top:-5px;
        width:0;
        height:0;
        border-width: 18px;
        border-color: transparent transparent transparent #e2e2e2;
        border-style: dashed dashed dashed solid;
      }
    }
  }
  .commodity_tab{
    border-collapse: collapse;
    font-size: 12px;
    color:#000;
    text-align: center;
    tr{
      border:1px solid #d6d3d3;
    }
    .tab_head{
      border-bottom: 0px solid black;
      background-color: #e2e2e2;
      line-height: 33px;
      .all_choice{
        input{
          vertical-align: -2px;
        }
        display: inline-block;
        text-align: center;
        width:81px;
      }
      .th_sp{
        width:462px;
      }
      .th_dol{
        width: 120px;
      }
      .th_sl,.th_cz{
        width:143px;
      }
    }
    .table_nul{
      border-top: none;
      height:33px;
    }
  }
}